Virtualization Administrator, VMWare

JCS Solutions LLC

Senior Virtualization Administrator at JCS Solutions designing and maintaining VMware environments for national security objectives. Leading virtualization initiatives to enhance IT efficiency and security.

Posted 4/25/2026full-timeFort Belvoir • Virginia • 🇺🇸 United StatesSeniorLeadWebsite

Tech Stack

Tools & technologies

VMware

About the role

Key responsibilities & impact

Installation, configuration, administration, maintenance, and support of enterprise systems and associated hardware.
Design, deploy, and maintain enterprise VMware environments, including ESXi hosts, vCenter Server, and virtual machines across multiple sites.
Configure and manage Omnissa VDI components such as connection brokers, gateways, profile management, and load balancing.
Monitor, tune, and optimize system performance, resource utilization, and availability.
Implement and maintain VMware networking solutions, including distributed virtual switches and VLANs.
Perform system updates, patching, and lifecycle maintenance to ensure security and reliability.
Diagnose and resolve virtualization-related issues, including performance bottlenecks, connectivity problems, and VM lifecycle challenges.
Implement backup, recovery, and disaster recovery solutions for virtual infrastructure components.
Collaborate with network, storage, security, and infrastructure teams to ensure seamless integration and compliance with command requirements.
Review system and performance logs to identify anomalies and proactively resolve potential issues.
Develop and maintain technical documentation covering system architecture, processes, and operational procedures.
Evaluate and recommend emerging VMware technologies to enhance performance, efficiency, and security.
Support initiatives aimed at improving the security posture, operational efficiency, and capabilities of the virtualized environment.
Engage vendors and third-party partners for advanced troubleshooting and issue resolution.
Mentor and guide junior administrators, fostering technical growth and best-practice adoption.

Requirements

What you’ll need

Bachelor’s degree with 8–12 years of relevant experience, or a master’s degree with 6–10 years of relevant experience.
Additional directly related technical experience may be considered in lieu of a degree.
Active Top Secret/SCI clearance required.
Current DoD 8140 / DoD 8570–compliant certification (e.g., Security+ CE or equivalent).
Proven expertise in managing, administering, and troubleshooting VMware vSphere infrastructure.
Hands-on experience with VMware technologies, including ESXi, vCenter Server, vSAN, and vSphere networking.
Experience supporting Omnissa Horizon 7/8, App Volumes, Dynamic Environment Manager, and Unified Access Gateways (UAGs).
Experience with Microsoft Active Directory, Windows Server 2016/2019/2022, and FSLogix.
Familiarity with Dell Wyse thin client management.
Strong understanding of virtualization concepts, industry best practices, and operational procedures.
Ability to review, update, and produce clear, comprehensive technical documentation related to virtualization environments.

Benefits

Comp & perks

Paid Time Off
Paid holidays
401(k) match
Direct Deposit
Health Insurance
Dental Insurance
Vision Insurance
Life Insurance
Short Term and Long Term Disability
Flexible Spending Accounts
Recognition and Reward Programs and Discount Programs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

VMwareESXivCenter ServervSANvSphereOmnissa VDIActive DirectoryWindows ServerFSLogixdisaster recovery

Soft Skills

collaborationmentoringtroubleshootingtechnical documentationproblem-solvingcommunicationleadershiporganizational skillsanalytical skillsproactive issue resolution

Certifications

Bachelor's degreeMaster's degreeTop Secret/SCI clearanceDoD 8140 certificationDoD 8570 certificationSecurity+ CE